#181801 Color
#181801 is rgb(24, 24, 1) in RGB, hsl(60, 92%, 5%) in HSL, and about cmyk(0%, 0%, 96%, 91%) in CMYK. It has no registered color name of its own — the closest is Smoky Black (#100C08), visibly different at ΔE 10.71. White text is the more readable choice on this background.
#181801rgb(24, 24, 1)hsl(60, 92%, 5%)hsv(60, 96%, 9%)cmyk(0%, 0%, 96%, 91%)oklch(20.3% 0.042 109.6)lab(7.77% -3.02 11.07)lch(7.77% 11.47 105.25)What #181801 Is Called
Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #181801, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.
Browse the full index of named colors A-Z or every yellow in the library.
#181801 Channel Values
How #181801 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.
| Model | Channels | Notes |
|---|---|---|
| RGB | R 24 · G 24 · B 1 | 8-bit channels as sent to the display |
| HSL | H 60° · S 92% · L 5% | Easiest model for building lighter and darker variants |
| HSV | H 60° · S 96% · V 9% | Matches the picker in most design tools |
| CMYK | C 0% · M 0% · Y 96% · K 91% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 17.95:1 vs white · 1.17:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #181801 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.
Need a specific ratio against another background? Open #181801 in the contrast checker.
Colors That Go With #181801
Pairings derived from color-wheel relationships. The complementary color sits opposite #181801; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #181801
Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #181801.
How #181801 Looks with Color Vision Deficiency
Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.
#181801#181801#181801#181801#181801#1A1616#19170F#171717Using #181801 in Code
Copy-ready declarations for the places this color usually ends up.
--color-181801: #181801;background-color: #181801;colors: { 'color-181801': '#181801' }Color(red: 0.094, green: 0.094, blue: 0.004)<color name="color_181801">#181801</color>fill="#181801"More Yellow Colors
#181801 sits in the yellow family. These are its neighbours across that family's full range, each with its own breakdown.
#181801 Frequently Asked Questions
What color is #181801?
#181801 is a darkest yellow — rgb(24, 24, 1) in RGB and hsl(60, 92%, 5%) in HSL. It carries no registered color name of its own; the closest named color is Smoky Black (#100C08), which is visibly different at a CIE76 distance of 10.71.
What is the RGB value of #181801?
#181801 is rgb(24, 24, 1) — red 24, green 24, and blue 1 on the 0-255 scale.
What is the CMYK value of #181801?
#181801 converts to approximately cmyk(0%, 0%, 96%, 91%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #181801 be black or white?
White text is the more readable choice. #181801 scores 17.95:1 against white and 1.17:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #181801 as a CSS color keyword?
No. #181801 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is black (#000000) at a CIE76 distance of 13.85, which is visibly different.
Open #181801 in a Tool
Keep exploring: every yellow in the color library, the guide to shades of yellow, or the full color library.